Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N598DN - DELTA AIR LINES INC DAL579/DL579, Salt Lake City (SLC) to Hartsfield - Jackson Atlanta (ATL) - 4.3 mi away @ 38150 ft, heading SE at 629 mph. Spotted for first time! [06:27:38 PM CST] #A7BB77 #N598DN #DAL579 #DL579 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N377DN - Airbus A321 211SL - Delta Air Lines DAL579/DL579, Salt Lake City (SLC) to Hartsfield - Jackson Atlanta (ATL) - 4.4 mi away @ 37100 ft, heading SE at 563 mph. Spotted 5x before! [08:10:55 PM CDT] #A44E24 #N377DN #A321 #DELTA #DAL579 #DL579 #ADSB #ADSBbot